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Psoriatic Arthritis

A type of arthritis associated with psoriasis, a chronic skin disease that occurs when cells in the outer layer of the skin reproduce faster than normal.

PubMed Health Glossary
(Source: NIH - National Institute of Arthritis and Musculoskeletal and Skin Diseases)

About Psoriatic Arthritis

Psoriatic arthritis is a form of arthritis (joint inflammation) that can occur in people who have the skin disease psoriasis. Psoriasis is a common condition characterized by scaly red and white skin patches. Psoriatic arthritis can affect any joint in the body, including the spine.

Who is affected?

Anyone can be affected by psoriatic arthritis, but it is more common in Caucasians than African Americans or Asian Americans. It most commonly appears between the ages of 30 and 50, but it can also begin in childhood. According to the Centers for Disease Control and Prevention (CDC), 10 to 20 percent of people with psoriasis eventually develop psoriatic arthritis...Read more about Psoriatic Arthritis NIH - National Institute of Arthritis and Musculoskeletal and Skin Diseases

What works? Research summarized

Evidence reviews

Interventions for treating psoriatic arthritis

It has been estimated that arthritis occurs in 5‐7 % of those with psoriasis, which can cause substantial disability in some patients.

Drug Therapy for Psoriatic Arthritis in Adults: Update of a 2007 Report [Internet]

To compare the benefits and harms of corticosteroids and oral and biologic disease-modifying antirheumatic drugs (DMARDs) for adults with psoriatic arthritis (PsA).

Etanercept, Infliximab and Adalimumab for the Treatment of Psoriatic Arthritis: A Systematic Review and Economic Evaluation

Etanercept, infliximab and adalimumab are licensed in the UK for the treatment of active and progressive psoriatic arthritis (PsA) in adults who have an inadequate response to standard treatment.

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Summaries for consumers

Interventions for treating psoriatic arthritis

It has been estimated that arthritis occurs in 5‐7 % of those with psoriasis, which can cause substantial disability in some patients.

Medicines for Psoriatic Arthritis: A Review of the Research for Adults

This summary will tell you about DMARDs, a type of medicine for people with PsA. It will also discuss the possible side effects of these medicines. It will tell you what research has found about how well DMARDs work to treat PsA. This summary can help you talk with your doctor about whether one of these medicines might be right for you. This summary does not discuss treatments for the skin condition of psoriasis.

Combining two or more drugs vs one drug for pain control in inflammatory arthritis

This summary of a Cochrane review presents what we know from research about the effect of a combination of two pain relieving drugs for pain control in inflammatory arthritis (IA).

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More about Psoriatic Arthritis

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Other terms to know:
Arthritis, Psoriasis

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